Ahmad S
Engineer at Elitery
East Java, Indonesia
Summary
🤩
Rockstar🎓
Top SchoolAhmad S is a cloud-native software engineer with eight years of experience building and operating Kubernetes-centric platforms, currently an engineer at Elitery after roles at Tokopedia and AccelByte. He focuses on backend and SRE work for cloud platforms and contributes upstream to sig-cluster-lifecycle’s Cluster API and the Rook storage project, where he implemented conversion webhooks, version validation, and a controller-runtime-based NFS operator. Ahmad’s open-source contributions—such as fixes for etcd member removal, integration tests for conversion webhooks, and OpenShift compatibility for Rook—underline a pragmatic focus on stability and maintainability in production clusters. A student of Informatics at AMIKOM Yogyakarta based in East Java, he balances professional engineering with active maintainer duties (cluster-api-provider-digitalocean), demonstrating both hands-on code skills and cross-project coordination.
7 years of coding experience
5 years of employment as a software developer
Bachelor of Technology - BTech, Informatics, Bachelor of Technology - BTech, Informatics at Universitas AMIKOM Yogyakarta
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (21)
kubernetes10
docker10
controller10
nfs10
storage10
dockers10
go10
kubernetes-pods10
cluster-api10
cloud-native10
testing9
cicd9
yaml8
test-automation7
spring-boot6
Programming languages (12)
Github contributions (5)
kubernetes-sigs/cluster-api
Feb 2020 - Mar 2021
Home for Cluster API, a subproject of sig-cluster-lifecycle
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:14 reviews, 7 commits, 7 PRs in 1 year 1 month
Contributions summary:Ahmad's contributions focused on enhancing the Kubernetes cluster management capabilities within the Cluster API project. Their work included improving the removal of etcd members, adding version validation to clusterctl, and fixing infrastructure provider names. They also implemented conversion webhook functionality and associated integration tests, highlighting a focus on improving the stability and maintainability of the project.
apilifecyclesubprojectcluster-apisig
rook/rook
May 2020 - Oct 2020
Storage Orchestration for Kubernetes
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 reviews, 16 commits, 11 PRs in 4 months
Contributions summary:Ahmad primarily focused on the implementation and maintenance of the NFS operator within the Rook storage orchestration project for Kubernetes. Their work included rewriting the NFS operator controller to utilize controller-runtime for improved efficiency. They added a validation admission webhook using controller-runtime and implemented disk quota functionality, as well as performed unit tests. Furthermore, the user made adjustments to accommodate OpenShift-specific configurations, highlighting a focus on deployment compatibility.
etcddata-protectionorchestrationdockerceph
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